上海霍尼韦尔s245b安全阀价格_honeywells245b安全阀价格 optio ordering example s245b- ... za*...= safety valve, set pressure 1.0 -12.0 bar s245b- ... zb*...=safety valve, set pressure < 1.0 or > 12.0 bar connection size set pressure s245b-3/4za* 5.8 = safety valve (soft seat veion), size 3/4/, set pressure 5.8 bar s245b-1zb* 0.8 = safety valve (soft seat veion), size 1/, set pressure 0.8 bar s245b-11/2za3.7 s245b-11/2za8.8 s245b-11/4za8.8 s245b-2za3.7 s245b-2za8.8 s245b-1za8.8 s245b-34za11.5 s245b-12zb1.0 s245b-114za11.0 s245b-12za4.5 上海霍达实业|||上海霍尼韦尔s245b安全阀价格_honeywells245b安全阀价格